/* TWS Referenz Rettung Stadler – Case Study (Klassen rs-*). Nur Originalbilder von rettung-stadler.de (Owner-Freigabe), keine KI/Stock. */
.rs{--rs-navy:#031f43;--rs-navy-2:#062a58;--rs-ink:#102033;--rs-muted:#55657a;--rs-line:rgba(3,31,67,.12);--rs-soft:#f2f5f9;--rs-orange:#ff7d00;--rs-orange-text:#b45500;--rs-red:var(--abus-red,#e30613);
  display:block;width:100%;max-width:none;margin:0;padding:0;background:#fff;color:var(--rs-ink);overflow-x:clip}
.rs *{box-sizing:border-box}
.rs :where(h1,h2,h3,p,ul,ol,dl,dd,figure){margin:0;padding:0}
.rs :where(ul,ol){list-style:none}
.rs :where(h1,h2,h3){hyphens:manual;overflow-wrap:normal;text-wrap:balance;word-break:normal}
.rs img{display:block;max-width:100%;height:auto}
.rs a:focus-visible,.rs button:focus-visible{outline:3px solid #55a3ff;outline-offset:3px}
.rs-shell{width:min(1240px,calc(100% - 2rem));margin-inline:auto}
.rs-crumb{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;width:min(1240px,calc(100% - 2rem));margin:0 auto;padding:1rem 0;font-size:.85rem;color:var(--rs-muted)}
.rs-crumb a{color:var(--rs-navy);text-decoration:none;font-weight:700}
.rs-crumb a:hover{text-decoration:underline}
.rs-eyebrow{margin:0 0 .7rem;color:var(--rs-orange-text);font-size:.76rem;font-weight:900;letter-spacing:.15em;line-height:1.35;text-transform:uppercase}
.rs-eyebrow--light{color:#ffb36b}
.rs h2{color:var(--rs-navy);font-size:clamp(1.6rem,3vw,2.6rem);font-weight:850;letter-spacing:-.03em;line-height:1.08}
.rs h3{color:var(--rs-navy);font-size:clamp(1.12rem,1.6vw,1.32rem);font-weight:850;letter-spacing:-.015em;line-height:1.2}
.rs p{line-height:1.65}
.rs-section{padding-block:clamp(3rem,6vw,5.5rem)}
.rs-section+.rs-section{border-top:1px solid var(--rs-line)}
.rs-split{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:1.25rem clamp(2rem,5vw,5rem);align-items:start}
.rs-prose p+p{margin-top:1rem}
.rs-prose p,.rs-lead{font-size:clamp(1.02rem,1.4vw,1.18rem);max-width:62ch}
.rs-lead{color:var(--rs-muted)}
.rs-extlink{display:inline-flex;align-items:center;gap:.45rem;margin-top:1.1rem;padding:.35rem 0;border-bottom:2px solid currentColor;color:var(--rs-orange-text);font-weight:850;text-decoration:none}
.rs-btn-ghost{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:.7rem 1.3rem;border:2px solid rgba(255,255,255,.55);border-radius:8px;color:#fff;font-weight:800;text-decoration:none}
.rs-btn-ghost:hover{border-color:#fff}

/* Hero: Originalfoto + TWS-Typografie */
.rs-hero{position:relative;isolation:isolate;min-height:clamp(560px,78vh,760px);display:flex;align-items:flex-end;color:#fff;background:var(--rs-navy)}
.rs-hero:before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--rs-orange);z-index:2}
.rs-hero__media{position:absolute;inset:0;z-index:-2}
.rs-hero__media img{width:100%;height:100%;max-width:none;object-fit:cover;object-position:62% 55%}
.rs-hero:after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(3,31,67,.92) 0%,rgba(3,31,67,.78) 34%,rgba(3,31,67,.18) 66%,rgba(3,31,67,0) 100%),linear-gradient(0deg,rgba(3,31,67,.75) 0%,rgba(3,31,67,0) 42%)}
.rs-hero__inner{padding-block:clamp(3rem,7vw,5.5rem) clamp(2rem,4vw,3rem)}
.rs-hero__copy{max-width:640px}
.rs-hero h1{color:#fff;font-size:clamp(1.85rem,3.6vw,3.15rem);font-weight:850;letter-spacing:-.035em;line-height:1.06;max-width:20ch}
.rs-claim{margin-top:1.1rem!important;color:#ffb36b;font-size:clamp(1.15rem,1.9vw,1.5rem);font-weight:800;letter-spacing:-.01em;line-height:1.3!important}
.rs-hero__lead{margin-top:.8rem!important;color:#dbe5f0;font-size:clamp(1.02rem,1.5vw,1.18rem);max-width:52ch}
.rs-hero__actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.8rem}
.rs-hero__credit{position:absolute;right:1rem;top:.9rem;color:rgba(255,255,255,.78);font-size:.72rem;letter-spacing:.02em}

/* Steckbrief */
.rs-brief{position:relative;z-index:3;margin-top:clamp(-2.5rem,-3vw,-1.5rem)}
.rs-brief__card{display:grid;grid-template-columns:minmax(200px,.7fr) minmax(0,2fr);gap:0;background:#fff;border-radius:12px;box-shadow:0 24px 60px rgba(3,31,67,.18);overflow:hidden}
.rs-brief__logo{display:flex;align-items:center;justify-content:center;padding:1.5rem 1.75rem;border-right:1px solid var(--rs-line)}
.rs-brief__logo img{width:min(240px,100%);height:auto}
.rs-brief__list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.rs-brief__list div{padding:1.35rem 1.4rem;border-left:1px solid var(--rs-line)}
.rs-brief__list div:first-child{border-left:0}
.rs-brief dt{color:var(--rs-muted);font-size:.7rem;font-weight:900;letter-spacing:.12em;text-transform:uppercase;margin-bottom:.35rem}
.rs-brief dd{margin:0;color:var(--rs-navy);font-size:.98rem;font-weight:750;line-height:1.4}
.rs-brief dd ul li{color:var(--rs-navy);font-weight:750}
.rs-brief dd ul li+li{margin-top:.15rem}

/* Herausforderung */
.rs-challenge{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;margin-top:clamp(2rem,4vw,3rem);border-top:2px solid var(--rs-navy)}
.rs-challenge li{display:flex;flex-direction:column;gap:.45rem;padding:1.25rem 1.5rem 0 0}
.rs-challenge li+li{padding-left:1.5rem;border-left:1px solid var(--rs-line)}
.rs-no{color:var(--rs-orange-text);font-size:.8rem;font-weight:900;letter-spacing:.1em}
.rs-challenge strong{color:var(--rs-navy);font-size:1.05rem;line-height:1.3}
.rs-challenge li>span:last-child{color:var(--rs-muted);font-size:.95rem;line-height:1.55}

/* Lösung */
.rs-solution{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(1rem,2vw,1.5rem);margin-top:clamp(1.75rem,3vw,2.5rem)}
.rs-sol{display:flex;flex-direction:column;gap:.85rem;padding:clamp(1.4rem,2.6vw,2.25rem);border:1px solid var(--rs-line);border-top:3px solid var(--rs-navy);border-radius:10px;background:#fff}
.rs-sol__head{display:flex;align-items:baseline;gap:.7rem;color:var(--rs-muted);font-size:.74rem;font-weight:900;letter-spacing:.13em;text-transform:uppercase}
.rs-sol__head span{color:var(--rs-orange-text);font-size:1.6rem;letter-spacing:-.02em}
.rs-sol p:not(.rs-sol__head){color:var(--rs-muted);font-size:.98rem}
.rs-sol ul{display:grid;gap:.45rem;margin-top:.2rem}
.rs-sol li{position:relative;padding-left:1.25rem;color:var(--rs-navy);font-weight:700;font-size:.97rem;line-height:1.4}
.rs-sol li:before{content:"";position:absolute;left:0;top:.5em;width:.5rem;height:.5rem;background:var(--rs-orange)}
.rs-sol a{margin-top:auto;padding-top:.4rem;color:var(--rs-navy);font-weight:850;font-size:.93rem;text-decoration:none}
.rs-sol a:after,.rs-links a strong:after{content:" →";color:var(--rs-red)}
.rs-sol a:hover{text-decoration:underline}

/* Standortübergreifend */
.rs-multi{background:var(--rs-navy);color:#fff;padding-block:clamp(3rem,6vw,5rem)}
.rs-multi__grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(2rem,5vw,4.5rem);align-items:center}
.rs-multi h2{color:#fff;max-width:20ch}
.rs-multi__lead{margin-top:1rem!important;color:#d4dfeb;font-size:clamp(1.02rem,1.4vw,1.15rem);max-width:56ch}
.rs-steps{display:grid;gap:0;margin-top:clamp(1.6rem,3vw,2.2rem)}
.rs-steps li{display:grid;grid-template-columns:3rem minmax(0,1fr);gap:.2rem 1rem;padding:1rem 0;border-top:1px solid rgba(255,255,255,.18)}
.rs-steps li:first-child{border-top:2px solid var(--rs-orange)}
.rs-steps .rs-no{color:#ffb36b;grid-row:span 2;padding-top:.15rem}
.rs-steps strong{color:#fff;font-size:1.08rem;line-height:1.3}
.rs-steps li>span:last-child{color:#c3d2e3;font-size:.95rem;line-height:1.5}
.rs-multi__fig{border-radius:12px;overflow:hidden;box-shadow:0 30px 60px rgba(0,0,0,.3)}
.rs-multi__fig img{width:100%;aspect-ratio:70/29;object-fit:cover}
.rs-multi__fig figcaption,.rs-gallery figcaption{padding:.6rem .2rem 0;font-size:.78rem;color:#b9c9dc}
.rs-multi__fig figcaption{background:var(--rs-navy)}

/* Galerie */
.rs-gallery{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(1rem,2vw,1.5rem);margin-top:clamp(1.75rem,3vw,2.5rem)}
.rs-gallery figure{margin:0}
.rs-gallery img{width:100%;aspect-ratio:2/1;object-fit:cover;border-radius:10px}
.rs-gallery figcaption{color:var(--rs-muted)}

/* Kernversprechen */
.rs-promise{display:grid;grid-template-columns:auto minmax(0,1fr);gap:1.25rem 2rem;align-items:center;padding:clamp(1.6rem,3vw,2.4rem);border-radius:12px;background:var(--rs-soft);border-left:4px solid var(--rs-orange)}
.rs-promise blockquote{margin:0;color:var(--rs-navy);font-size:clamp(1.25rem,2.4vw,1.85rem);font-weight:850;letter-spacing:-.02em;line-height:1.2}
.rs-promise p{color:var(--rs-muted);max-width:60ch}
.rs-promise__mark{color:var(--rs-orange);font-size:3.5rem;font-weight:900;line-height:.8}

/* Links */
.rs-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.75rem;margin-top:clamp(1.5rem,3vw,2rem)}
.rs-links a{display:flex;flex-direction:column;gap:.25rem;padding:1.1rem 1.2rem;border:1px solid var(--rs-line);border-radius:10px;text-decoration:none;transition:border-color .15s ease}
.rs-links a:hover{border-color:rgba(3,31,67,.45)}
.rs-links strong{color:var(--rs-navy);font-size:1rem}
.rs-links span{color:var(--rs-muted);font-size:.9rem;line-height:1.45}

/* CTA */
.rs-cta{background:var(--rs-navy-2);color:#fff;padding-block:clamp(2.75rem,5vw,4.25rem);margin-top:clamp(1rem,3vw,2rem)}
.rs-cta__inner{display:grid;grid-template-columns:minmax(0,1.4fr) auto;gap:1.5rem 3rem;align-items:center}
.rs-cta h2{color:#fff}
.rs-cta p:not(.rs-eyebrow){margin-top:.8rem;color:#d4dfeb;max-width:60ch}
.rs-cta__actions{display:flex;flex-wrap:wrap;gap:.8rem}

@media (max-width:1100px){
  .rs-brief__card{grid-template-columns:1fr}
  .rs-brief__logo{border-right:0;border-bottom:1px solid var(--rs-line);padding:1.25rem}
  .rs-brief__logo img{width:min(220px,70%)}
  .rs-brief__list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rs-brief__list div:nth-child(3){border-left:0}
  .rs-brief__list div:nth-child(n+3){border-top:1px solid var(--rs-line)}
  .rs-links{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:900px){
  .rs-split,.rs-multi__grid,.rs-cta__inner{grid-template-columns:1fr}
  .rs-challenge{grid-template-columns:1fr}
  .rs-challenge li,.rs-challenge li+li{padding:1.1rem 0;border-left:0;border-bottom:1px solid var(--rs-line)}
  .rs-solution{grid-template-columns:1fr}
  .rs-hero{min-height:0;display:block}
  .rs-hero__media{position:relative;inset:auto;z-index:0}
  .rs-hero__media img{height:auto;aspect-ratio:4/3;object-position:50% 50%}
  .rs-hero:after{display:none}
  .rs-hero__inner{background:var(--rs-navy);padding-block:2rem 3.75rem}
  .rs-hero__credit{position:static;display:block;padding:.45rem 1rem;background:var(--rs-navy);color:#b9c9dc;text-align:right}
  .rs-brief{margin-top:-1.75rem}
}
@media (max-width:640px){
  .rs-brief__list{grid-template-columns:1fr}
  .rs-brief__list div{border-left:0!important;border-top:1px solid var(--rs-line)}
  .rs-brief__list div:first-child{border-top:0}
  .rs-gallery{grid-template-columns:1fr}
  .rs-links{grid-template-columns:1fr}
  .rs-promise{grid-template-columns:1fr}
  .rs-hero__actions>*{width:100%}
  .rs-cta__actions>*{width:100%}
}